Perm Combos
99 Probs
Compounded Times
Bye bye Binoms
"Normal" Distribution
100
This is the answer to 8 P 4.
What is 1680?
100
Given a 52 card deck, this is the probability that you choose the ace of hearts (decimal answer)
0.0192
100
Given P(A) is 4/7, this is P(A')
What is 3/7?
100
This is the formula of finding the probability of success on a binomial experiment
What is p(k successes) = (n C k)*p^k*(1-p)^n-k
100
This is the percentage of the area that lies within 1 standard deviation of the mean.
What is 68?
200
This is the answer to 12 C 3
What is 220?
200
When you toss a coin three times, the probability that you toss a tail exactly once is this. (fraction)
What is 3/8?
200
This is the equation to find the union of two events.
What is P(A or B) = P(A) + P(B) - P(A and B)?
200
This is the probability that you get 9 heads when tossing a coin in the air 20 times.
What is 0.160
200
A normal distribution has a mean of 10 and standard deviation of 1. This is the probability that a randomly selected value lies between 8 and 12.
What is 0.95
300
There are this many different 5-digit zip codes if any of the digits 0-9 can be used.
What is 100,000?
300
Ms. Jemery is drawing names to see who will present their project first. There are 8 groups. This is the probability that JT's group goes first and Emily's group goes last. (provided they are in different groups)
What is .0179
300
This is the definition of mutually exclusive.
What are two events that share no outcomes? (P(A and B) = 0)
300
This is the probability that the number of successes is less than or equal to 1, if the probability of success is 0.15 and you have 9 trials.
What is 0.599
300
When can you approximate binomial distributions with a normal curve?
When both np>=5 and nq>=5
400
4 friends can stand in a cafeteria line this many ways.
What is 24?
400
This is the difference between theoretical and experimental probability.
Theoretical probability is based on the # of outcomes of the event and the total # possible. Experimental probability is determined through an experiment, survey, or history.
400
A card is drawn from a 52 card deck. This is the probability that it is either a 3 or a face card. (fraction)
What is 4/13?
400
A dog gives birth to a litter of 8 puppies. Assuming there's a probability of 0.5 that the puppy will be female, this is the probability that there are 5 females puppies in the litter.
What is .219
400
A normal distribution has a mean of 22 and a standard deviation of 3. This is the probability that a randomly selected value is at most 25.
What is 0.84
500
Eight members of a school marcing band are auditioning for 3 drum major positions. Students can be chosen for the drum major positions this many ways. (rank is not a factor)
56
500
On a multiple choice question, you know that the answer is not B or D, but you are unsure about answers A, C, and E. This is the probability that you will get the right answer if you guess.
What is 1/3?
500
Two six-sided dice are rolled. This is the probability that the sum is less than 8 or greater than 11.
What is 11/18 or 0.611
500
A baseball player's batting avg is .310. What is the probability that the player will get 3 or more hits in a game if he has 5 at bats?
0.177
500
A normal distribution has a mean of 64 and a standard deviation of 7. This is the probability that two randomly selected x values are both between 57 and 78.
What is 0.664
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